Ubuntu Security Notice 1611-1 - Henrik Skupin, Jesse Ruderman, Christian Holler, Soroush Dalili and others discovered several memory corruption flaws in Thunderbird. If a user were tricked into opening a malicious website and had JavaScript enabled, an attacker could exploit these to execute arbitrary JavaScript code within the context of another website or arbitrary code as the user invoking the program. CVE-2012-4191) David Bloom and Jordi Chancel discovered that Thunderbird did not always properly handle the element. If a user were tricked into opening a malicious website and had JavaScript enabled, a remote attacker could exploit this to conduct URL spoofing and clickjacking attacks. Various other issues were also addressed.

Ubuntu Security Notice 1611-1 - Henrik Skupin, Jesse Ruderman, Christian Holler, Soroush Dalili and others discovered several memory corruption flaws in Thunderbird. If a user were tricked into opening a malicious website and had JavaScript enabled, an attacker could exploit these to execute arbitrary JavaScript code within the context of another website or arbitrary code as the user invoking the program. CVE-2012-4191) David Bloom and Jordi Chancel discovered that Thunderbird did not always properly handle the element. If a user were tricked into opening a malicious website and had JavaScript enabled, a remote attacker could exploit this to conduct URL spoofing and clickjacking attacks. Various other issues were also addressed.

Ubuntu Security Notice 1611-1 - Henrik Skupin, Jesse Ruderman, Christian Holler, Soroush Dalili and others discovered several memory corruption flaws in Thunderbird. If a user were tricked into opening a malicious website and had JavaScript enabled, an attacker could exploit these to execute arbitrary JavaScript code within the context of another website or arbitrary code as the user invoking the program. CVE-2012-4191) David Bloom and Jordi Chancel discovered that Thunderbird did not always properly handle the element. If a user were tricked into opening a malicious website and had JavaScript enabled, a remote attacker could exploit this to conduct URL spoofing and clickjacking attacks. Various other issues were also addressed.

Ubuntu Security Notice 1600-1 - Henrik Skupin, Jesse Ruderman, Christian Holler, Soroush Dalili and others discovered several memory corruption flaws in Firefox. If a user were tricked into opening a specially crafted web page, a remote attacker could cause Firefox to crash or potentially execute arbitrary code as the user invoking the program. David Bloom and Jordi Chancel discovered that Firefox did not always properly handle the select element. A remote attacker could exploit this to conduct URL spoofing and clickjacking attacks. Various other issues were also addressed.

Ubuntu Security Notice 1600-1 - Henrik Skupin, Jesse Ruderman, Christian Holler, Soroush Dalili and others discovered several memory corruption flaws in Firefox. If a user were tricked into opening a specially crafted web page, a remote attacker could cause Firefox to crash or potentially execute arbitrary code as the user invoking the program. David Bloom and Jordi Chancel discovered that Firefox did not always properly handle the select element. A remote attacker could exploit this to conduct URL spoofing and clickjacking attacks. Various other issues were also addressed.